Product Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE

4820-01-262-4780 A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude VALVE, VACUUM BREAKING.

Part Alternates: TA3332510R, TA333-25-10-R, 4820-01-262-4780, 01-262-4780, 4820012624780, 012624780

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 29 AUG 1987 01-262-4780

Drawings & Photos | NSN 4820-01-262-4780


Cross Reference | NSN 4820-01-262-4780

Part Number Cage Code Manufacturer
TA333-25-10-R 08992 AGM CONTAINER CONTROLS INC. DBA A G M

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Technical Data | NSN 4820-01-262-4780

Characteristic Specifications
BODY STYLE B3 SINGLE CONNECTION, STRAIGHT FLOW
BODY MATERIAL ALUMINUM
OUTSIDE SURFACE TREATMENT ANODIZED
SEAT MATERIAL SILICON AND RUBBER
FLOW CONTROL DEVICE MATERIAL ANY ACCEPTABLE
END CONNECTION QUANTITY 1
FIRST END CONNECTION TYPE THREADED EXTERNAL PIPE
FIRST END NOMINAL PIPE SIZE ACCOMMODATED 0.750 INCHES
FIRST END THREAD DIRECTION RIGHT-HAND
MAXIMUM OPERATING PRESSURE 2.5 POUNDS PER SQUARE INCH
MEDIA FOR WHICH DESIGNED GAS
TEMP RATING NOT RATED
OPENING PRESSURE SETTING 2.5 POUNDS PER SQUARE INCH
VALVE VENTING DESIGN TYPE ATMOSPHERIC
III SUPPLEMENTARY FEATURES AUTOMATIC VACUUM RELEASE AT 1.0 PSI

Restrictions/Controls & Freight Information | NSN 4820-01-262-4780

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information